/usr/share/doc/libldb-dev/examples/ldifreader.c is in libldb-dev 2:1.2.3-1ubuntu0.1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 | /*
example code for the ldb database library
Copyright (C) Brad Hards (bradh@frogmouth.net) 2005-2006
** NOTE! The following LGPL license applies to the ldb
** library. This does NOT imply that all of Samba is released
** under the LGPL
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 3 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
/** \example ldifreader.c
The code below shows a simple LDB application.
It lists / dumps the entries in an LDIF file to standard output.
*/
#include "ldb.h"
/*
ldb_ldif_write takes a function pointer to a custom output
function. This version is about as simple as the output function can
be. In a more complex example, you'd likely be doing something with
the private data function (e.g. holding a file handle).
*/
static int vprintf_fn(void *private_data, const char *fmt, ...)
{
int retval;
va_list ap;
va_start(ap, fmt);
/* We just write to standard output */
retval = vprintf(fmt, ap);
va_end(ap);
/* Note that the function should return the number of
bytes written, or a negative error code */
return retval;
}
int main(int argc, const char **argv)
{
struct ldb_context *ldb;
FILE *fileStream;
struct ldb_ldif *ldifMsg;
if (argc != 2) {
printf("Usage %s filename.ldif\n", argv[0]);
exit(1);
}
/*
This is the always the first thing you want to do in an LDB
application - initialise up the context structure.
Note that you can use the context structure as a parent
for talloc allocations as well
*/
ldb = ldb_init(NULL, NULL);
fileStream = fopen(argv[1], "r");
if (0 == fileStream) {
perror(argv[1]);
exit(1);
}
/*
We now work through the filestream to get each entry.
*/
while ( (ldifMsg = ldb_ldif_read_file(ldb, fileStream)) ) {
/*
Each message has a particular change type. For Add,
Modify and Delete, this will also appear in the
output listing (as changetype: add, changetype:
modify or changetype:delete, respectively).
*/
switch (ldifMsg->changetype) {
case LDB_CHANGETYPE_NONE:
printf("ChangeType: None\n");
break;
case LDB_CHANGETYPE_ADD:
printf("ChangeType: Add\n");
break;
case LDB_CHANGETYPE_MODIFY:
printf("ChangeType: Modify\n");
break;
case LDB_CHANGETYPE_DELETE:
printf("ChangeType: Delete\n");
break;
default:
printf("ChangeType: Unknown\n");
}
/*
We can now write out the results, using our custom
output routine as defined at the top of this file.
*/
ldb_ldif_write(ldb, vprintf_fn, NULL, ldifMsg);
/*
Clean up the message
*/
ldb_ldif_read_free(ldb, ldifMsg);
}
/*
Clean up the context
*/
talloc_free(ldb);
return 0;
}
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